The Collaborative International Dictionary of English v.0.48:

Erotic \E*rot"ic\, Erotical \E*rot"ic*al\, a. [Gr. ?: cf. F.
   ['e]rotique. See Eros.]
   Of or pertaining to the passion of love; treating of love;
   amatory.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Erotic \E*rot"ic\, n.
   An amorous composition or poem.
   [1913 Webster]

WordNet (r) 3.0 (2006):

erotic
    adj 1: giving sexual pleasure; sexually arousing [syn: erotic,
           titillating]
    n 1: an erotic person